CVE-2018-16559
Siemens · published 2019-04-17
Source record Collected from the National Vulnerability Database (NVD)
Description
Description by Siemens AG via the CVE Program.
A vulnerability has been identified in SIMATIC S7-1500 CPU (All versions >= V2.0 and < V2.5), SIMATIC S7-1500 CPU (All versions <= V1.8.5). Specially crafted network packets sent to port 80/tcp or 443/tcp could allow an unauthenticated remote attacker to cause a Denial-of-Service condition of the device. The security vulnerability could be exploited by an attacker with network access to the affected systems on port 80/tcp or 443/tcp. Successful exploitation requires no system privileges and no user interaction. An attacker could use the vulnerability to compromise availability of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.
Status at the source
- NVD status: Modified
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| Siemens | SIMATIC S7-1500 CPU | All versions >= V2.0 and < V2.5: affected |
| Siemens | SIMATIC S7-1500 CPU | All versions <= V1.8.5: affected |
Products named in NVD's CPE match criteria (1)
cpe:2.3:o:siemens:simatic_s7-1500_firmware:*:*:*:*:*:*:*:*
DeSpy has not checked any unit, hardware revision or firmware. A product missing here is not a statement that it is unaffected.
Scores, as their sources published them
- CVSS 3.0: 7.5 HIGH — as published by NIST (Primary)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0: 7.8 HIGH — as published by NIST (Primary)
AV:N/AC:L/Au:N/C:N/I:N/A:C
DeSpy does not score records. These are the sources' own values.
Weaknesses
Sources
References the source lists
- https://cert-portal.siemens.com/productcert/pdf/ssa-180635.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-180635.pdf
Source dates: published 2019-04-17, last changed 2026-06-17. DeSpy's copy of this version is dated 2026-09-28.
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